Home / 157,507,222.40-236,260,833.60-143,146,505.60

Finding the Fourth Proportional to 157,507,222.40, 236,260,833.60 and 143,146,505.60

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Solution

The fourth proportional to 157,507,222.40, 236,260,833.60 and 143,146,505.60 is: 214,719,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,507,222.40 : 236,260,833.60 = 143,146,505.60 : x
  2. Step 2: Convert to fraction form
    157,507,222.40/236,260,833.60 = 143,146,505.60/x
  3. Step 3: Cross multiply
    157,507,222.40x = 236,260,833.60 × 143,146,505.60
  4. Step 4: Simplify right side
    157,507,222.40x = 33,819,912,739,983,064
  5. Step 5: Solve for x
    x = 33,819,912,739,983,064/157,507,222.40
  6. Step 6: Final answer
    x = 214,719,758.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.